Common use of Mission Block Fuel Clause in Contracts

Mission Block Fuel. The block fuel for a stage length of 4,315 nautical miles in still air (equivalent to a distance of 3,750 nautical miles with a 66 knot headwind, representative of an Hong Kong to Bahrain route) with a 260,000 pound payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] TOLERANCE: [ ] GUARANTEE: [ ]

Mission Block Fuel. The block fuel for a stage length of 4,315 5,695 nautical miles in still air (equivalent to a distance of 3,750 5,990 nautical miles with a 66 25 knot headwindtailwind, representative of an Hong Kong a Taipei to Bahrain Los Angeles route) with a 260,000 205,910 pound payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] TOLERANCE: [ ] GUARANTEE: [ ]:

Mission Block Fuel. The block fuel for a stage length of 4,315 4,516 nautical miles in still air (equivalent to a distance of 3,750 3,915 nautical miles with a 66 67 knot headwind, representative of an Hong Kong a Taipei to Bahrain Abu Dhabi route) with a 260,000 256,040 pound payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] TOLERANCE: [ ] GUARANTEE: [ ]

Mission Block Fuel. The block fuel for a stage length of 4,315 4,626 nautical miles in still air (equivalent to a distance of 3,750 4,277 nautical miles with a 66 38 knot headwind, representative of an Hong Kong to Bahrain Anchorage to,Taipei route) with a 260,000 251,220 pound payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] TOLERANCE: [ ] GUARANTEE: [ ]:

Mission Block Fuel. The block fuel for a stage length of 4,315 6,725 nautical miles in still air (equivalent to a distance of 3,750 6,600 nautical miles with a 66 9 knot headwind, representative of an Hong Kong a Shanghai to Bahrain New York route) with a 260,000 97,070 pound payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] 258,810 Pounds TOLERANCE: [ ] +6,450 Pounds GUARANTEE: [ ]265,260 Pounds Conditions and operating rules are the same as Paragraph 2.3.1 except as follows:

Mission Block Fuel. The block fuel for a stage length of 4,315 3,000 nautical miles in still air (equivalent to a distance of 3,750 nautical miles with a 66 knot headwind, representative of an Hong Kong to Bahrain route) with a 260,000 pound 29,545 kilogram payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] TOLERANCE: [ ] GUARANTEE: [ ]:

Mission Block Fuel. The block fuel for a stage length of 4,315 7,058 nautical miles in still air (equivalent to a distance of 3,750 6,599 nautical miles with a 66 32 knot headwind, representative of an Hong Kong a New York to Bahrain Shanghai route) with a 260,000 88,148 pound payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] 268,830 Pounds TOLERANCE: [ ] +6,790 Pounds GUARANTEE: [ ]275,620 Pounds

Mission Block Fuel. The block fuel for a stage length of 4,315 1,050 nautical miles in still air (equivalent to a distance of 3,750 1,075 nautical miles with a 66 11 knot headwindtailwind, representative of an Hong Kong a Kunming to Bahrain Shanghai route) with a 260,000 pound 19,105 kilogram payload using the conditions and operating rules defined below, shall not be more than the following guarantee value: 77 Attachment to Letter Agreement No. 6-1162-DSF-082 CF6-80C2BIF Engines Page 13 NOMINAL: [ ] 5,490 Kilograms TOLERANCE: [ ] +60 Kilograms GUARANTEE: [ ]5,550 Kilograms Conditions and operating rules: